EP2795808A4 - Appareil et procédé pour la transmission de symboles de référence dans un système mrof - Google Patents

Appareil et procédé pour la transmission de symboles de référence dans un système mrof

Info

Publication number
EP2795808A4
EP2795808A4 EP12860190.3A EP12860190A EP2795808A4 EP 2795808 A4 EP2795808 A4 EP 2795808A4 EP 12860190 A EP12860190 A EP 12860190A EP 2795808 A4 EP2795808 A4 EP 2795808A4
Authority
EP
European Patent Office
Prior art keywords
reference symbol
ofdm system
symbol transmission
transmission
ofdm
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP12860190.3A
Other languages
German (de)
English (en)
Other versions
EP2795808A1 (fr
Inventor
Kaushik Josiam
Shadi Abu-Surra
Ying Li
Sridhar Rajagopal
Zhouyue Pi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of EP2795808A1 publication Critical patent/EP2795808A1/fr
Publication of EP2795808A4 publication Critical patent/EP2795808A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0697—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using spatial multiplexing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0617—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal for beam forming
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0204—Channel estimation of multiple channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
EP12860190.3A 2011-12-19 2012-12-18 Appareil et procédé pour la transmission de symboles de référence dans un système mrof Withdrawn EP2795808A4 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201161577533P 2011-12-19 2011-12-19
US201261649838P 2012-05-21 2012-05-21
US13/678,795 US9077415B2 (en) 2011-12-19 2012-11-16 Apparatus and method for reference symbol transmission in an OFDM system
PCT/KR2012/011103 WO2013094980A1 (fr) 2011-12-19 2012-12-18 Appareil et procédé pour la transmission de symboles de référence dans un système mrof

Publications (2)

Publication Number Publication Date
EP2795808A1 EP2795808A1 (fr) 2014-10-29
EP2795808A4 true EP2795808A4 (fr) 2015-12-16

Family

ID=48610122

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12860190.3A Withdrawn EP2795808A4 (fr) 2011-12-19 2012-12-18 Appareil et procédé pour la transmission de symboles de référence dans un système mrof

Country Status (7)

Country Link
US (1) US9077415B2 (fr)
EP (1) EP2795808A4 (fr)
JP (1) JP6250549B2 (fr)
KR (1) KR102332474B1 (fr)
CN (1) CN104040908B (fr)
IN (1) IN2014KN01301A (fr)
WO (1) WO2013094980A1 (fr)

Families Citing this family (115)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8619927B2 (en) 2012-05-29 2013-12-31 Magnolia Broadband Inc. System and method for discrete gain control in hybrid MIMO/RF beamforming
US8811522B2 (en) 2012-05-29 2014-08-19 Magnolia Broadband Inc. Mitigating interferences for a multi-layer MIMO system augmented by radio distribution network
US8644413B2 (en) 2012-05-29 2014-02-04 Magnolia Broadband Inc. Implementing blind tuning in hybrid MIMO RF beamforming systems
US8861635B2 (en) 2012-05-29 2014-10-14 Magnolia Broadband Inc. Setting radio frequency (RF) beamformer antenna weights per data-stream in a multiple-input-multiple-output (MIMO) system
US8767862B2 (en) 2012-05-29 2014-07-01 Magnolia Broadband Inc. Beamformer phase optimization for a multi-layer MIMO system augmented by radio distribution network
US8885757B2 (en) 2012-05-29 2014-11-11 Magnolia Broadband Inc. Calibration of MIMO systems with radio distribution networks
US8649458B2 (en) 2012-05-29 2014-02-11 Magnolia Broadband Inc. Using antenna pooling to enhance a MIMO receiver augmented by RF beamforming
US8842765B2 (en) 2012-05-29 2014-09-23 Magnolia Broadband Inc. Beamformer configurable for connecting a variable number of antennas and radio circuits
US8971452B2 (en) 2012-05-29 2015-03-03 Magnolia Broadband Inc. Using 3G/4G baseband signals for tuning beamformers in hybrid MIMO RDN systems
US8837650B2 (en) 2012-05-29 2014-09-16 Magnolia Broadband Inc. System and method for discrete gain control in hybrid MIMO RF beamforming for multi layer MIMO base station
US9154204B2 (en) 2012-06-11 2015-10-06 Magnolia Broadband Inc. Implementing transmit RDN architectures in uplink MIMO systems
US20140052884A1 (en) * 2012-08-14 2014-02-20 Zyxel Communications, Inc. Mobile device case with wireless high definition transmitter
US20140210666A1 (en) * 2013-01-25 2014-07-31 Alexander Maltsev Apparatus, system and method of wireless communication via an antenna array
KR20150113071A (ko) * 2013-01-27 2015-10-07 엘지전자 주식회사 무선 통신 시스템에서 평판 안테나 기반 참조 신호 송수신 방법 및 이를 위한 장치
US9343808B2 (en) 2013-02-08 2016-05-17 Magnotod Llc Multi-beam MIMO time division duplex base station using subset of radios
US8797969B1 (en) 2013-02-08 2014-08-05 Magnolia Broadband Inc. Implementing multi user multiple input multiple output (MU MIMO) base station using single-user (SU) MIMO co-located base stations
US8989103B2 (en) 2013-02-13 2015-03-24 Magnolia Broadband Inc. Method and system for selective attenuation of preamble reception in co-located WI FI access points
US20140226740A1 (en) 2013-02-13 2014-08-14 Magnolia Broadband Inc. Multi-beam co-channel wi-fi access point
US8774150B1 (en) 2013-02-13 2014-07-08 Magnolia Broadband Inc. System and method for reducing side-lobe contamination effects in Wi-Fi access points
US9155110B2 (en) 2013-03-27 2015-10-06 Magnolia Broadband Inc. System and method for co-located and co-channel Wi-Fi access points
US9225396B2 (en) 2013-02-15 2015-12-29 Intel Corporation Apparatus, system and method of transmit power control for wireless communication
US9100968B2 (en) 2013-05-09 2015-08-04 Magnolia Broadband Inc. Method and system for digital cancellation scheme with multi-beam
US9425882B2 (en) 2013-06-28 2016-08-23 Magnolia Broadband Inc. Wi-Fi radio distribution network stations and method of operating Wi-Fi RDN stations
US8995416B2 (en) 2013-07-10 2015-03-31 Magnolia Broadband Inc. System and method for simultaneous co-channel access of neighboring access points
US8824596B1 (en) 2013-07-31 2014-09-02 Magnolia Broadband Inc. System and method for uplink transmissions in time division MIMO RDN architecture
US9497781B2 (en) 2013-08-13 2016-11-15 Magnolia Broadband Inc. System and method for co-located and co-channel Wi-Fi access points
WO2015024204A1 (fr) 2013-08-20 2015-02-26 华为技术有限公司 Procédé et dispositif de communication
US9088898B2 (en) 2013-09-12 2015-07-21 Magnolia Broadband Inc. System and method for cooperative scheduling for co-located access points
US9060362B2 (en) 2013-09-12 2015-06-16 Magnolia Broadband Inc. Method and system for accessing an occupied Wi-Fi channel by a client using a nulling scheme
CN103688474B (zh) * 2013-09-27 2018-06-05 华为技术有限公司 通信方法、基站和用户设备
US9762995B2 (en) 2013-10-16 2017-09-12 Samsung Electronics Co., Ltd. Stochastic transmission/reception method and apparatus for MU-MIMO scheme in MIMO radio communication system
ES2599071T3 (es) * 2013-10-16 2017-01-31 Telefónica S.A. Un método y un sistema para la coordinación de haces entre estaciones base en sistemas celulares inalámbricos y programa de ordenador para los mismos
CN104579456B (zh) * 2013-10-18 2018-09-04 中国移动通信集团公司 异构网络通信方法及相应设备
US9172454B2 (en) 2013-11-01 2015-10-27 Magnolia Broadband Inc. Method and system for calibrating a transceiver array
KR102088529B1 (ko) 2013-11-06 2020-03-12 삼성전자주식회사 통신 시스템에서 빔 훈련 방법 및 장치
US8891598B1 (en) 2013-11-19 2014-11-18 Magnolia Broadband Inc. Transmitter and receiver calibration for obtaining the channel reciprocity for time division duplex MIMO systems
US8929322B1 (en) 2013-11-20 2015-01-06 Magnolia Broadband Inc. System and method for side lobe suppression using controlled signal cancellation
US8942134B1 (en) 2013-11-20 2015-01-27 Magnolia Broadband Inc. System and method for selective registration in a multi-beam system
EP3076725A4 (fr) * 2013-11-25 2017-08-02 LG Electronics Inc. Procédé et dispositif d'émission d'une trame de liaison montante dans un lan
US9294177B2 (en) 2013-11-26 2016-03-22 Magnolia Broadband Inc. System and method for transmit and receive antenna patterns calibration for time division duplex (TDD) systems
US9014066B1 (en) 2013-11-26 2015-04-21 Magnolia Broadband Inc. System and method for transmit and receive antenna patterns calibration for time division duplex (TDD) systems
KR102323130B1 (ko) * 2013-11-27 2021-11-10 삼성전자 주식회사 하이브리드 빔포밍 기반 오픈-루프 mimo 전송 방법 및 장치
US9042276B1 (en) 2013-12-05 2015-05-26 Magnolia Broadband Inc. Multiple co-located multi-user-MIMO access points
EP3080925B1 (fr) * 2013-12-12 2020-07-22 Telefonaktiebolaget LM Ericsson (publ) Procédé et noeud de réseau pour une diffusion
US9100154B1 (en) 2014-03-19 2015-08-04 Magnolia Broadband Inc. Method and system for explicit AP-to-AP sounding in an 802.11 network
US9172446B2 (en) 2014-03-19 2015-10-27 Magnolia Broadband Inc. Method and system for supporting sparse explicit sounding by implicit data
US9271176B2 (en) 2014-03-28 2016-02-23 Magnolia Broadband Inc. System and method for backhaul based sounding feedback
US20150341105A1 (en) * 2014-05-23 2015-11-26 Mediatek Inc. Methods for efficient beam training and communications apparatus and network control device utilizing the same
US9451536B2 (en) 2014-06-18 2016-09-20 Qualcomm Incorporated UE initiated discovery in assisted millimeter wavelength wireless access networks
US9882620B2 (en) 2014-09-24 2018-01-30 Mediatek Inc. Synchronization in a beamforming system
US9698884B2 (en) 2014-09-24 2017-07-04 Mediatek Inc. Control signaling in a beamforming system
US9948374B2 (en) 2014-10-01 2018-04-17 Qualcomm Incorporated Beamforming configuration scheme
EP3205041A1 (fr) * 2014-10-10 2017-08-16 Telefonaktiebolaget LM Ericsson (publ) Procédé pour une rétroaction d'informations d'état de canal (csi)
KR102398646B1 (ko) * 2014-12-02 2022-05-17 삼성전자주식회사 하이브리드 다중-입력 다중-출력 방식을 지원하는 통신 시스템에서 빔 운용 장치 및 방법
KR101772739B1 (ko) * 2014-12-23 2017-08-29 한국과학기술원 Rf 빔포밍 방법, 및 이를 수행하는 장치들
WO2016106620A1 (fr) * 2014-12-31 2016-07-07 华为技术有限公司 Procédé, dispositif et système d'alignement d'antenne
CN105991175B (zh) * 2015-01-29 2019-02-05 电信科学技术研究院 一种导频信号的发送、接收处理方法及装置
EP3252974A4 (fr) 2015-01-29 2018-12-19 Sony Corporation Dispositif et procédé
WO2016163490A1 (fr) * 2015-04-10 2016-10-13 京セラ株式会社 Système de communication mobile, station de base et terminal utilisateur
EP3326297B1 (fr) * 2015-07-22 2023-09-13 Telefonaktiebolaget LM Ericsson (publ) Signalisation de référence pour réseaux de formation de faisceau
EP3329608B1 (fr) * 2015-07-31 2019-06-19 Intel IP Corporation Découverte de réseau et acquisition de faisceau pour une opération de cellule de faisceau
WO2017020202A1 (fr) * 2015-07-31 2017-02-09 华为技术有限公司 Procédé, appareil, et système de transmission de faisceaux d'apprentissage
TWI633765B (zh) 2015-08-14 2018-08-21 財團法人工業技術研究院 傳輸和接收csi-rs方法以及使用該方法的基地台和使用者設備
US10333608B2 (en) * 2015-08-27 2019-06-25 Intel IP Corporation Inter-beam mobility control in MIMO communication systems
US9549406B1 (en) 2015-09-14 2017-01-17 Elwha Llc Automatically adjustable radiofrequency link
CN106612132B (zh) * 2015-10-16 2021-05-18 电信科学技术研究院 一种信道状态信息的传输方法和装置
US10931343B2 (en) * 2015-10-30 2021-02-23 Panasonic Intellectual Property Corporation Of America Transmitting method, transmitting device, receiving method and receiving device
WO2017078503A1 (fr) * 2015-11-05 2017-05-11 주식회사 윌러스표준기술연구소 Procédé, dispositif et système pour transmettre des signaux dans une bande non autorisée
WO2017082952A1 (fr) * 2015-11-11 2017-05-18 Intel IP Corporation Mécanismes de commutation et d'affinement de faisceaux dans des systèmes cellulaires
MX2018002442A (es) * 2015-11-24 2018-06-18 Ericsson Telefon Ab L M Dispositivo inalambrico, nodo de red de radio y metodos realizados en los mismos para gestionar la señalizacion en una red de comunicacion inalambrica.
CN105553531B (zh) * 2015-12-14 2020-03-31 北京邮电大学 毫米波系统快速信道估计方法
CN106982184B (zh) * 2016-01-15 2020-11-10 中兴通讯股份有限公司 一种实现测量参考符号传输的方法及装置
US10393850B2 (en) 2016-01-21 2019-08-27 Intel IP Corporation Apparatus, system and method of angle of departure (AOD) estimation
US10362447B2 (en) * 2016-01-21 2019-07-23 Intel IP Corporation Apparatus, system and method of angle of departure (AoD) estimation
US10164694B2 (en) * 2016-01-29 2018-12-25 Telefonaktiebolaget Lm Ericsson (Publ) Beamforming using an antenna array
US11088749B2 (en) * 2016-02-25 2021-08-10 Apple Inc. Device and method of using BRRS configuration
JP2019509689A (ja) * 2016-03-10 2019-04-04 インターデイジタル パテント ホールディングス インコーポレイテッド ｍｍＷ ＷＬＡＮシステムにおける同時ＭＩＭＯビームフォーミングトレーニング
JP7297400B2 (ja) * 2016-03-18 2023-06-26 キヤノン株式会社 通信装置、情報処理装置、制御方法、および、プログラム
US10277338B2 (en) * 2016-03-23 2019-04-30 Telefonaktiebolaget Lm Ericsson (Publ) Efficient scheduling of beam quality measurement signals to multiple wireless devices
CN107294584B (zh) * 2016-03-31 2021-05-11 上海诺基亚贝尔股份有限公司 共享信道状态信息参考信号资源的方法和装置
WO2017180803A2 (fr) 2016-04-15 2017-10-19 Intel IP Corporation Suivi de fréquence pour systèmes à formation de faisceaux
WO2017180037A1 (fr) * 2016-04-15 2017-10-19 Telefonaktiebolaget Lm Ericsson (Publ) Nœud de réseau radio, dispositif sans fil et procédés réalisés dans ceux-ci
US11522743B2 (en) 2016-04-27 2022-12-06 Futurewei Technologies, Inc. Sounding reference signal (SRS) design for cellular time division duplex (TDD) mmWave systems
WO2017206100A1 (fr) * 2016-06-01 2017-12-07 Intel IP Corporation Rapport de cqi pour une commutation de mode de transmission flexible
CA3044483C (fr) 2016-06-03 2021-08-31 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Procede et dispositif permettant de transmettre des donnees
JP2018011249A (ja) * 2016-07-15 2018-01-18 三菱電機株式会社 通信システム、基地局装置、通信端末装置および通信方法
US10333672B2 (en) 2016-07-28 2019-06-25 Qualcomm Incorporated Semi-persistent measurement reference signal (MRS) configuration
CN107835042B (zh) * 2016-09-14 2020-12-01 华为技术有限公司 同步波束发送接收方法、网络设备、终端及系统
RU2722992C1 (ru) * 2016-09-19 2020-06-05 Гуандун Оппо Мобайл Телекоммьюникейшнз Корп., Лтд. Способ и устройство для передачи сигнала
US10756940B2 (en) 2016-09-29 2020-08-25 Lg Electronics Inc. Method and device for transceiving wireless signal in wireless communication system
EP3720034B1 (fr) * 2016-09-30 2021-12-08 Motorola Mobility LLC Affectation de ressources radio flexible
US10425144B2 (en) * 2016-09-30 2019-09-24 Qualcomm Incorporated Methods for assisting in beam sweeping, tracking and recovery
CN108023629A (zh) * 2016-11-03 2018-05-11 株式会社Ntt都科摩 波束确定方法、下行传输解调方法、用户设备和基站
KR20180050025A (ko) * 2016-11-04 2018-05-14 삼성전자주식회사 멀티-빔 시스템 빔 매니지먼트
US10582397B2 (en) * 2016-11-09 2020-03-03 Qualcomm Incorporated Beam refinement reference signal transmissions during control symbol
CN108075811B (zh) 2016-11-11 2021-03-30 上海诺基亚贝尔股份有限公司 用于混合预编码的方法以及通信设备
US10404433B2 (en) * 2017-01-31 2019-09-03 Qualcomm Incorporated Matrix-based techniques for mapping resource elements to ports for reference signals
KR101980429B1 (ko) * 2017-02-09 2019-05-20 한국과학기술원 수신 신호의 크기에 기초하여 빔을 선택하는 방법 및 장치
US11196475B2 (en) * 2017-04-10 2021-12-07 Telefonaktiebolaget Lm Ericsson (Publ) Device-specific beam management of a wireless device
CN110622433B (zh) 2017-05-05 2022-09-20 苹果公司 Mimo通信系统的管理
US11888771B2 (en) 2017-05-05 2024-01-30 Qualcomm Incorporated Beam procedure information for channel state information reference signals (CSI-RS)
US10116367B1 (en) 2017-06-09 2018-10-30 Sony Corporation Method and system for multiple-hop relayed directional wireless communication
KR102506475B1 (ko) * 2017-08-31 2023-03-06 삼성전자 주식회사 이동 통신 시스템에서의 csi-rs 자원 반복 전송 지원 방법 및 장치
US10735081B2 (en) * 2017-09-13 2020-08-04 Chiun Mai Communication Systems, Inc. Heterogeneous network, mobile device and method for beam training and tracking
CN111052664A (zh) * 2017-09-29 2020-04-21 株式会社Ntt都科摩 发送信道状态信息参考信号(csi-rs)的方法、基站和用户设备
US10110326B1 (en) 2017-09-30 2018-10-23 Keysight Technologies, Inc. Multi-probe anechoic chamber (MPAC) over-the-air (OTA) test system having a radio channel (RC) emulator that has a dynamically-variable channel model, and methods
US10103823B1 (en) 2017-09-30 2018-10-16 Keysight Technologies, Inc. Radio channel emulator having a dynamically-variable channel model for use in testing base stations and user equipment (UE) that perform analog beam forming
EP3574697B1 (fr) * 2018-04-06 2021-06-09 LG Electronics Inc. Procédé de détermination de type de symbole d'équipement d'utilisateur dans un système de communication sans fil et équipement d'utilisateur utilisant celui-ci
US10735110B2 (en) 2018-12-07 2020-08-04 Keysight Technologies, Inc. Methods, systems, and computer readable media for testing and modeling beamforming capabilities of a device under test
US20220286336A1 (en) * 2019-08-23 2022-09-08 Iposi, Inc. Improved ofdm ranging using position reference symbol phase
EP3809604B1 (fr) * 2019-10-15 2023-11-29 Nokia Technologies Oy Procédé de fonctionnement d'un appareil pour transmettre et/ou recevoir des signaux de fréquence radio
US11088744B1 (en) 2020-02-07 2021-08-10 Keysight Technologies, Inc. Methods, systems, and computer readable media for 5G digital beamforming testing
CN111988825B (zh) * 2020-08-31 2021-06-29 西安电子科技大学 双频集成系统中的模式选择和切换方法
JP7093826B2 (ja) * 2020-12-03 2022-06-30 オッポ広東移動通信有限公司 データ伝送方法及び装置
WO2023048420A1 (fr) * 2021-09-27 2023-03-30 주식회사 케이엠더블유 Système d'antenne de réception en diversité à quatre polarisations

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2129173A1 (fr) * 2008-05-30 2009-12-02 Alcatel, Lucent Procédé et station de base pour contrôler la formation de faisceau dans un réseau cellulaire mobile
JP2010068482A (ja) * 2008-09-12 2010-03-25 Toshiba Corp アレイアンテナ装置
WO2010098147A1 (fr) * 2009-02-25 2010-09-02 ソニー株式会社 Dispositif de communication, procédé de communication, programme informatique et système de communication

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9402942D0 (en) * 1994-02-16 1994-04-06 Northern Telecom Ltd Base station antenna arrangement
JPH09326630A (ja) * 1996-06-05 1997-12-16 N T T Ido Tsushinmo Kk アダプティブアレイアンテナ装置
US6438389B1 (en) * 1998-07-24 2002-08-20 The Board Of Trustees Of The Leland Stanford Junior University Wireless communication system with adaptive beam selection
KR20040008692A (ko) 2002-07-19 2004-01-31 주식회사 웨이브컴테크놀로지 디지털 빔 포밍 시스템
US8306574B2 (en) * 2003-10-29 2012-11-06 Robert Warner Method and system for an adaptive wireless communication system optimized for economic benefit
US8483200B2 (en) 2005-04-07 2013-07-09 Interdigital Technology Corporation Method and apparatus for antenna mapping selection in MIMO-OFDM wireless networks
US7539458B2 (en) * 2005-10-24 2009-05-26 The Regents Of The University Of California Apparatus and method for a system architecture for multiple antenna wireless communication systems using round robin channel estimation and transmit beam forming algorithms
WO2007114804A1 (fr) * 2006-03-30 2007-10-11 Mitsubishi Electric Research Laboratories Entraînement à la sélection d'antenne/faisceau dans des lan sans fil mimo à trames de sondage différentes
US7848438B2 (en) * 2006-02-14 2010-12-07 Motorola Mobility, Inc. Method and apparatus for pilot signal transmission
CA2542445A1 (fr) 2006-04-07 2007-10-07 Tenxc Wireless Inc. Systeme adaptatif multifaisceau
KR100903926B1 (ko) * 2007-07-09 2009-06-19 후지쯔 가부시끼가이샤 무선 통신 시스템
WO2010002734A2 (fr) * 2008-06-30 2010-01-07 Interdigital Patent Holdings, Inc. Procédé et appareil permettant la mise en œuvre de la formation de faisceau utilisateur unique (su) et multiutilisateur (mu) à l’aide de groupes de réseaux d’antennes
US8982750B2 (en) * 2009-01-16 2015-03-17 Qualcomm Incorporated Method and apparatus for transmitting overload indicator over the air
US20100310002A1 (en) 2009-06-05 2010-12-09 Broadcom Corporation Adaptive and selective frame formats within multiple user, multiple access, and/or mimo wireless communications
US8285221B2 (en) 2009-08-31 2012-10-09 Motorola Mobility Llc Scalable self-calibrating and configuring radio frequency head for a wireless communication system
US9806789B2 (en) * 2010-04-06 2017-10-31 Samsung Electronics Co., Ltd. Apparatus and method for spatial division duplex (SDD) for millimeter wave communication system
EP2544378A3 (fr) * 2010-12-08 2014-05-28 Broadcom Corporation Procédé et système pour interface de contrôle RF de jeu de puces 60 GHz (interface de contrôle de module RF)
JP5795723B2 (ja) * 2011-05-27 2015-10-14 京セラ株式会社 無線送信装置及び送信制御方法
US8385305B1 (en) * 2012-04-16 2013-02-26 CBF Networks, Inc Hybrid band intelligent backhaul radio

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2129173A1 (fr) * 2008-05-30 2009-12-02 Alcatel, Lucent Procédé et station de base pour contrôler la formation de faisceau dans un réseau cellulaire mobile
JP2010068482A (ja) * 2008-09-12 2010-03-25 Toshiba Corp アレイアンテナ装置
WO2010098147A1 (fr) * 2009-02-25 2010-09-02 ソニー株式会社 Dispositif de communication, procédé de communication, programme informatique et système de communication
EP2403158A1 (fr) * 2009-02-25 2012-01-04 Sony Corporation Dispositif de communication, procédé de communication, programme informatique et système de communication

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013094980A1 *

Also Published As

Publication number Publication date
KR20130070560A (ko) 2013-06-27
CN104040908B (zh) 2017-06-13
EP2795808A1 (fr) 2014-10-29
JP2015509305A (ja) 2015-03-26
US9077415B2 (en) 2015-07-07
IN2014KN01301A (fr) 2015-10-16
CN104040908A (zh) 2014-09-10
US20130156120A1 (en) 2013-06-20
JP6250549B2 (ja) 2017-12-20
WO2013094980A1 (fr) 2013-06-27
KR102332474B1 (ko) 2021-11-30

Similar Documents

Publication Publication Date Title
EP2795808A4 (fr) Appareil et procédé pour la transmission de symboles de référence dans un système mrof
EP2880784A4 (fr) Appareil et procédé pour la transmission de données de petite taille dans des systèmes 3gpp-lte
PL2312776T3 (pl) Sposób, urządzenie i system synchronizacji czasu w systemie OFDM
EP2747508A4 (fr) Procédé et dispositif pour une transmission de données
EP2797371A4 (fr) Procédé, système et appareil de transmission d'informations
EP2869569A4 (fr) Procédé et appareil de transmission de structure multimédia adaptative dans un système multimédia
EP2685772A4 (fr) Procédé, dispositif et système de transmission de données
EP2645679A4 (fr) Procédé et appareil de transmission de message
EP2693801A4 (fr) Procédé et dispositif de transmission sur la liaison montante pour système à agrégation de porteuses multiples
EP2790434A4 (fr) Procédé et appareil d'émission de données
EP2790453A4 (fr) Procédé et dispositif pour une transmission de données
EP2405599A4 (fr) Procédé et appareil pour rendre compte de l'état d'un canal dans un système à porteuses multiples
EP2713546A4 (fr) Procédé et dispositif de transmission de données
GB201202075D0 (en) Method and apparatus for improved QAM constellations
EP2767067A4 (fr) Appareil et procédé de transmission de données multimédias dans un réseau hybride
EP2715958A4 (fr) Procédé et appareil permettant de transmettre des informations d'état de canal dans un système à n uds multiples
EP2717491A4 (fr) Procédé et dispositif de transmission de données dans un système à antennes multiples
EP2723085A4 (fr) Procédé et appareil permettant d'inclure un contenu dans un système de radiodiffusion
EP2536234A4 (fr) Procédé, système et dispositif de transmission de données dans un système à porteuses multiples
EP2747497A4 (fr) Procédé, dispositif et système de positionnement dans un système multiporteuse
EP2680483A4 (fr) Procédé et dispositif de transmission d'informations
EP2530888A4 (fr) Procédé, appareil et système de transmission de données
EP2733852A4 (fr) Appareil de transmission, procédé de transmission, et système de transmission
EP2882208A4 (fr) Procédé, appareil, système et dispositif apparenté pour transmission de données
EP2712137A4 (fr) Procédé et dispositif de transmission de données

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20140618

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAX Request for extension of the european patent (deleted)
RIC1 Information provided on ipc code assigned before grant

Ipc: H04B 7/06 20060101ALI20150630BHEP

Ipc: H04J 11/00 20060101ALI20150630BHEP

Ipc: H04B 7/04 20060101AFI20150630BHEP

Ipc: H04L 25/02 20060101ALI20150630BHEP

Ipc: H04L 5/00 20060101ALI20150630BHEP

RA4 Supplementary search report drawn up and despatched (corrected)

Effective date: 20151112

RIC1 Information provided on ipc code assigned before grant

Ipc: H04B 7/04 20060101AFI20151106BHEP

Ipc: H04L 25/02 20060101ALI20151106BHEP

Ipc: H04B 7/06 20060101ALI20151106BHEP

Ipc: H04L 5/00 20060101ALI20151106BHEP

Ipc: H04J 11/00 20060101ALI20151106BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20180215

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20210701